The following table contains the contributors of the data actually used in the global analysis for the Bulletin.

CO₂

Station Name	Country/Territory	GAW ID	Contributor
Alert	Canada	ALT	NOAA/GMD
Amsterdam Island	France	AMS	LSCE
Arembepe	Brazil	ABP	NOAA/GMD
Ascension Island	United Kingdom of Great Britain and Northern Ireland	ASC	NOAA/GMD
Assekrem	Algeria	ASK	NOAA/GMD
Baltic Sea	Poland	BAL	NOAA/GMD
Baring Head	New Zealand	BHD	NIWA
Baring Head	New Zealand	BHD	NOAA/GMD
Barrow	United States of America	BRW	NOAA/GMD
Begur	Spain	BGU	LSCE
Bering Island	Russian Federation	BER	MGO
Brotjacklriegel	Germany	BRT	UBA
Candle Lake	Canada	CDL	EC
Cape Ferguson	Australia	CFA	CSIRO
Cape Grim	Australia	CGO	BoM CSIRO
Cape Grim	Australia	CGO	NOAA/GMD
Cape Kumukahi	United States of America	KUM	NOAA/GMD
Cape Meares	United States of America	CMO	NOAA/GMD
Cape Point	South Africa	CPT	SAWS
Cape Rama	India	CRI	CSIRO
Casey Station	Australia	CYA	CSIRO
Chibougamau	Canada	CHM	EC
Christmas Island	Kiribati	CHR	NOAA/GMD
Cold Bay	United States of America	CBA	NOAA/GMD
Crozet	France	CRZ	NOAA/GMD
Dwejra Point	Malta	GOZ	NOAA/GMD
East Trout Lake	Canada	ETL	EC
Easter Island	Chile	EIC	NOAA/GMD
Estevan Point	Canada	ESP	CSIRO
Fraserdale	Canada	FSD	EC
Gobabeb	Namibia	NMB	NOAA/GMD
Gosan	Republic of Korea	GSN	GERC
Gosan	Republic of Korea	GSN	METRI
Grifton	United States of America	ITN	NOAA/GMD
Guam	United States of America	GMI	NOAA/GMD
Halley Bay	United Kingdom of Great Britain and Northern Ireland	HBA	NOAA/GMD
Hegyhatsal	Hungary	HUN	HMS
Heimaey	Iceland	ICE	NOAA/GMD
Hohenpeissenberg	Germany	HPB	NOAA/GMD
Izaña (Tenerife)	Spain	IZO	AEMET
Jubany	Argentina	JBN	CNR-ICES Italy DNA-IAA Argentine
K-puszta	Hungary	KPS	HMS
Key Biscayne	United States of America	KEY	NOAA/GMD
Kotelny Island	Russian Federation	KOT	MGO
Kyzylcha	Uzbekistan	KYZ	MGO
Lac La Biche	Canada	LLB	NOAA/GMD
Lampedusa	Italy	LMP	ENEA
Lampedusa	Italy	LMP	NOAA/GMD
Lulin	China	LLN	NOAA/GMD
Mace Head	Ireland	MHD	LSCE
Mace Head	Ireland	MHD	NOAA/GMD
Macquarie Island	Australia	MQA	CSIRO
Mahe Island	Seychelles	SEY	NOAA/GMD
Mauna Loa	United States of America	MLO	NOAA/GMD
Mawson	Australia	MAA	CSIRO
Minamitorishima	Japan	MNM	JMA
Monte Cimone	Italy	CMN	IAFMS
Mould Bay	Canada	MBC	NOAA/GMD
Mt. Dodaira	Japan	DDR	Saitama Prefecture
Mt. Kenya	Kenya	MKN	NOAA/GMD
Mt. Waliguan	China	WLG	CMA
Mt. Waliguan	China	WLG	NOAA/GMD
Niwot Ridge (T-van)	United States of America	NWR	NOAA/GMD
Ocean Station "M"	Norway	STM	NOAA/GMD
Ocean Station Charlie	Russian Federation	STC	MGO
Olympic Peninsula	United States of America	OPW	NOAA/GMD
Pacific Ocean (00N)	N/A	POC	NOAA/GMD
Pacific Ocean (05N)	N/A	POC	NOAA/GMD
Pacific Ocean (05S)	N/A	POC	NOAA/GMD
Pacific Ocean (10N)	N/A	POC	NOAA/GMD
Pacific Ocean (10S)	N/A	POC	NOAA/GMD
Pacific Ocean (15N)	N/A	POC	NOAA/GMD
Pacific Ocean (15S)	N/A	POC	NOAA/GMD
Pacific Ocean (20N)	N/A	POC	NOAA/GMD
Pacific Ocean (20S)	N/A	POC	NOAA/GMD
Pacific Ocean (25N)	N/A	POC	NOAA/GMD
Pacific Ocean (25S)	N/A	POC	NOAA/GMD
Pacific Ocean (30N)	N/A	POC	NOAA/GMD
Pacific Ocean (30S)	N/A	POC	NOAA/GMD
Pacific Ocean (35S)	N/A	POC	NOAA/GMD
Pallas-Sammaltunturi	Finland	PAL	FMI
Palmer Station	United States of America	PSA	NOAA/GMD
Park Falls	United States of America	LEF	NOAA/GMD
Plateau Assy	Kazakhstan	KZM	NOAA/GMD
Plateau Rosa	Italy	PRS	RSE S.p.A.
Point Arena	United States of America	PTA	NOAA/GMD
Puy de Dome	France	PUY	LSCE
Ragged Point	Barbados	RPB	NOAA/GMD
Ryori	Japan	RYO	JMA
Sable Island	Canada	WSA	EC
Sand Island	United States of America	MID	NOAA/GMD
Sary Taukum	Kazakhstan	KZD	NOAA/GMD
Schauinsland	Germany	SSL	UBA
Sede Boker	Israel	WIS	NOAA/GMD
Shemya Island	United States of America	SHM	NOAA/GMD
Shetland	United Kingdom of Great Britain and Northern Ireland	SIS	CSIRO
Sonnblick	Austria	SNB	UBA
South China Sea (03N)	N/A	SCS	NOAA/GMD
South China Sea (06N)	N/A	SCS	NOAA/GMD
South China Sea (09N)	N/A	SCS	NOAA/GMD
South China Sea (12N)	N/A	SCS	NOAA/GMD
South China Sea (15N)	N/A	SCS	NOAA/GMD
South China Sea (18N)	N/A	SCS	NOAA/GMD
South China Sea (21N)	N/A	SCS	NOAA/GMD
South Pole	United States of America	SPO	NOAA/GMD
Southern Great Plains	United States of America	SGP	NOAA/GMD
St. Croix	United States of America	AVI	NOAA/GMD
St. David's Head	United Kingdom of Great Britain and Northern Ireland	BME	NOAA/GMD
Summit	Denmark	SUM	NOAA/GMD
Syowa Station	Japan	SYO	NOAA/GMD
Tae-ahn Peninsula	Republic of Korea	TAP	NOAA/GMD
Terceira Island	Portugal	AZR	NOAA/GMD
Teriberka	Russian Federation	TER	MGO
Tierra del Fuego	Argentina	TDF	NOAA/GMD
Trinidad Head	United States of America	THD	NOAA/GMD
Tudor Hill	United Kingdom of Great Britain and Northern Ireland	BMW	NOAA/GMD
Tutuila (Cape Matatula)	United States of America	SMO	NOAA/GMD
Ulaan Uul	Mongolia	UUM	NOAA/GMD
Wendover	United States of America	UTA	NOAA/GMD
Westerland	Germany	WES	UBA
Yonagunijima	Japan	YON	JMA
Zeppelinfjellet (Ny-Alesund)	Norway	ZEP	ITM
Zeppelinfjellet (Ny-Alesund)	Norway	ZEP	NOAA/GMD
Zugspitze / Schneefernerhaus	Germany	ZSF	UBA
Zugspitze	Germany	ZUG	UBA

CH₄

Station Name	Country/Territory	GAW ID	Contributor
Alert	Canada	ALT	EC
Alert	Canada	ALT	NOAA/GMD
Amsterdam Island	France	AMS	LSCE
Amsterdam Island	France	AMS	NOAA/GMD
Arembepe	Brazil	ABP	NOAA/GMD
Ascension Island	United Kingdom of Great Britain and Northern Ireland	ASC	NOAA/GMD
Assekrem	Algeria	ASK	NOAA/GMD
Baltic Sea	Poland	BAL	NOAA/GMD
Barrow	United States of America	BRW	NOAA/GMD
Begur	Spain	BGU	LSCE
Candle Lake	Canada	CDL	EC
Cape Ferguson	Australia	CFA	CSIRO
Cape Grim	Australia	CGO	NOAA/GMD
Cape Kumukahi	United States of America	KUM	NOAA/GMD
Cape Meares	United States of America	CMO	NOAA/GMD
Cape Ochi-ishi	Japan	COI	NIES
Cape Point	South Africa	CPT	SAWS
Cape Rama	India	CRI	CSIRO
Casey Station	Australia	CYA	CSIRO
Chibougamau	Canada	CHM	EC
Christmas Island	Kiribati	CHR	NOAA/GMD
Cold Bay	United States of America	CBA	NOAA/GMD
Crozet	France	CRZ	NOAA/GMD
Deuselbach	Germany	DEU	UBA
Dwejra Point	Malta	GOZ	NOAA/GMD
East Trout Lake	Canada	ETL	EC
Easter Island	Chile	EIC	NOAA/GMD
Egbert	Canada	EGB	EC
Estevan Point	Canada	ESP	CSIRO
Fraserdale	Canada	FSD	EC
Gobabeb	Namibia	NMB	NOAA/GMD
Gosan	Republic of Korea	GSN	GERC
Grifton	United States of America	ITN	NOAA/GMD
Guam	United States of America	GMI	NOAA/GMD
Halley Bay	United Kingdom of Great Britain and Northern Ireland	HBA	NOAA/GMD
Hateruma	Japan	HAT	NIES
Hegyhatsal	Hungary	HUN	NOAA/GMD
Heimaey	Iceland	ICE	NOAA/GMD
Hohenpeissenberg	Germany	HPB	NOAA/GMD
Izaña (Tenerife)	Spain	IZO	AEMET
Jungfraujoch	Switzerland	JFJ	EMPA
Key Biscayne	United States of America	KEY	NOAA/GMD
Kosetice	Czech Republic	KOS	CHMI
Lac La Biche	Canada	LLB	NOAA/GMD
Lampedusa	Italy	LMP	ENEA
Lulin	China	LLN	NOAA/GMD
Mace Head	Ireland	MHD	NOAA/GMD
Macquarie Island	Australia	MQA	CSIRO
Mahe Island	Seychelles	SEY	NOAA/GMD
Mauna Loa	United States of America	MLO	NOAA/GMD
Mawson	Australia	MAA	CSIRO
McMurdo Station	United States of America	MCM	NOAA/GMD
Minamitorishima	Japan	MNM	JMA
Moody	United States of America	WKT	NOAA/GMD
Mould Bay	Canada	MBC	NOAA/GMD
Mt. Kenya	Kenya	MKN	NOAA/GMD
Mt. Waliguan	China	WLG	NOAA/GMD
Neuglobsow	Germany	NGL	UBA
Niwot Ridge (T-van)	United States of America	NWR	NOAA/GMD
Ocean Station "M"	Norway	STM	NOAA/GMD
Ochsenkopf	Germany	OXK	NOAA/GMD
Olympic Peninsula	United States of America	OPW	NOAA/GMD
Pacific Ocean (00N)	N/A	POC	NOAA/GMD
Pacific Ocean (05N)	N/A	POC	NOAA/GMD
Pacific Ocean (05S)	N/A	POC	NOAA/GMD
Pacific Ocean (10N)	N/A	POC	NOAA/GMD
Pacific Ocean (10S)	N/A	POC	NOAA/GMD
Pacific Ocean (15N)	N/A	POC	NOAA/GMD
Pacific Ocean (15S)	N/A	POC	NOAA/GMD
Pacific Ocean (20N)	N/A	POC	NOAA/GMD
Pacific Ocean (20S)	N/A	POC	NOAA/GMD
Pacific Ocean (25N)	N/A	POC	NOAA/GMD
Pacific Ocean (25S)	N/A	POC	NOAA/GMD
Pacific Ocean (30N)	N/A	POC	NOAA/GMD
Pacific Ocean (30S)	N/A	POC	NOAA/GMD
Pacific Ocean (35S)	N/A	POC	NOAA/GMD
Pallas-Sammaltunturi	Finland	PAL	NOAA/GMD
Palmer Station	United States of America	PSA	NOAA/GMD
Park Falls	United States of America	LEF	NOAA/GMD
Plateau Assy	Kazakhstan	KZM	NOAA/GMD
Plateau Rosa	Italy	PRS	RSE S.p.A.
Point Arena	United States of America	PTA	NOAA/GMD
Puy de Dome	France	PUY	LSCE
Ragged Point	Barbados	RPB	NOAA/GMD
Ryori	Japan	RYO	JMA
Sable Island	Canada	WSA	EC
Sand Island	United States of America	MID	NOAA/GMD
Sary Taukum	Kazakhstan	KZD	NOAA/GMD
Schauinsland	Germany	SSL	UBA
Sede Boker	Israel	WIS	NOAA/GMD
Shemya Island	United States of America	SHM	NOAA/GMD
Shetland	United Kingdom of Great Britain and Northern Ireland	SIS	CSIRO
South China Sea (03N)	N/A	SCS	NOAA/GMD
South China Sea (06N)	N/A	SCS	NOAA/GMD
South China Sea (09N)	N/A	SCS	NOAA/GMD
South China Sea (12N)	N/A	SCS	NOAA/GMD
South China Sea (15N)	N/A	SCS	NOAA/GMD
South China Sea (18N)	N/A	SCS	NOAA/GMD
South China Sea (21N)	N/A	SCS	NOAA/GMD
South Pole	United States of America	SPO	NOAA/GMD
Southern Great Plains	United States of America	SGP	NOAA/GMD
St. Croix	United States of America	AVI	NOAA/GMD
St. David's Head	United Kingdom of Great Britain and Northern Ireland	BME	NOAA/GMD
Summit	Denmark	SUM	NOAA/GMD
Syowa Station	Japan	SYO	NOAA/GMD
Tae-ahn Peninsula	Republic of Korea	TAP	NOAA/GMD
Terceira Island	Portugal	AZR	NOAA/GMD
Teriberka	Russian Federation	TER	MGO
Tierra del Fuego	Argentina	TDF	NOAA/GMD
Trinidad Head	United States of America	THD	AGAGE
Tsukuba	Japan	TKB	MRI
Tudor Hill	United Kingdom of Great Britain and Northern Ireland	BMW	NOAA/GMD
Tutuila (Cape Matatula)	United States of America	SMO	NOAA/GMD
Ulaan Uul	Mongolia	UUM	NOAA/GMD
Wendover	United States of America	UTA	NOAA/GMD
Yonagunijima	Japan	YON	JMA
Zeppelinfjellet (Ny-Alesund)	Norway	ZEP	NOAA/GMD
Zingst	Germany	ZGT	UBA
Zugspitze / Schneefernerhaus	Germany	ZSF	UBA
Zugspitze	Germany	ZUG	UBA

N₂O

Station Name	Country/Territory	GAW ID	Contributor
Adrigole	Ireland	ADR	AGAGE
Alert	Canada	ALT	CSIRO
Alert	Canada	ALT	NOAA/GMD
Barrow	United States of America	BRW	NOAA/GMD
Cape Ferguson	Australia	CFA	CSIRO
Cape Grim	Australia	CGO	AGAGE
Cape Kumukahi	United States of America	KUM	NOAA/GMD
Cape Meares	United States of America	CMO	AGAGE
Cape Point	South Africa	CPT	SAWS
Cape Rama	India	CRI	CSIRO
Casey Station	Australia	CYA	CSIRO
Estevan Point	Canada	ESP	CSIRO
Jungfraujoch	Switzerland	JFJ	EMPA
Mace Head	Ireland	MHD	AGAGE
Macquarie Island	Australia	MQA	CSIRO
Mauna Loa	United States of America	MLO	CSIRO
Mauna Loa	United States of America	MLO	NOAA/GMD
Mawson	Australia	MAA	CSIRO
Niwot Ridge (C-1)	United States of America	NWR	NOAA/GMD
Ragged Point	Barbados	RPB	AGAGE
Ryori	Japan	RYO	JMA
Shetland	United Kingdom of Great Britain and Northern Ireland	SIS	CSIRO
South Pole	United States of America	SPO	NOAA/GMD
Summit	Denmark	SUM	NOAA/GMD
Trinidad Head	United States of America	THD	AGAGE
Tutuila (Cape Matatula)	United States of America	SMO	AGAGE
Tutuila (Cape Matatula)	United States of America	SMO	NOAA/GMD
Zugspitze / Schneefernerhaus	Germany	ZSF	UBA

SF₆

Station Name	Country/Territory	GAW ID	Contributor
Alert	Canada	ALT	NOAA/GMD
Barrow	United States of America	BRW	NOAA/GMD
Cape Grim	Australia	CGO	AGAGE
Cape Grim	Australia	CGO	NOAA/GMD
Cape Kumukahi	United States of America	KUM	NOAA/GMD
Jungfraujoch	Switzerland	JFJ	EMPA
Lampedusa	Italy	LMP	ENEA
Mace Head	Ireland	MHD	AGAGE
Mauna Loa	United States of America	MLO	NOAA/GMD
Niwot Ridge (C-1)	United States of America	NWR	NOAA/GMD
Ragged Point	Barbados	RPB	AGAGE
South Pole	United States of America	SPO	NOAA/GMD
Summit	Denmark	SUM	NOAA/GMD
Trinidad Head	United States of America	THD	AGAGE
Tutuila (Cape Matatula)	United States of America	SMO	NOAA/GMD
Zugspitze / Schneefernerhaus	Germany	ZSF	UBA