Leading 50 science cities in chemistry

The leading 50 science cities and metropolitan areas in chemistry ranked by article Share (Share) in the subject in 2022. Also listed are each city’s article count (Count) in chemistry in 2022, and its contritution to the location’s total subject Share of the year.

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Rank	City/metropolitan area	Location	Share 2022	Count 2022	Contribution to location's Share (%)
1	Beijing	China mainland	1,555.75	3,040	15.4%
2	Shanghai	China mainland	963.33	1,836	9.6%
3	Nanjing	China mainland	616.41	1,107	6.1%
4	Guangzhou	China mainland	495.37	882	4.9%
5	Hefei	China mainland	443.93	894	4.4%
6	Tianjin	China mainland	440.69	796	4.4%
7	Wuhan	China mainland	421.09	749	4.2%
8	Tokyo MA	Japan	372.59	680	32.8%
9	New York MA	United States of America (USA)	362.75	769	8.6%
10	Seoul MA	South Korea	346.36	617	51.0%
11	Hangzhou	China mainland	339.12	698	3.4%
12	San Francisco Bay Area	United States of America (USA)	326.25	677	7.7%
13	Chengdu	China mainland	319.80	519	3.2%
14	Shenzhen	China mainland	306.95	803	3.0%
15	Boston MA	United States of America (USA)	302.87	584	7.2%
16	Changchun	China mainland	297.78	532	3.0%
17	Xi’an	China mainland	286.78	570	2.8%
18	Jinan	China mainland	265.33	443	2.6%
19	Chicago MA	United States of America (USA)	256.36	541	6.1%
20	Dalian	China mainland	248.04	475	2.5%
21	Hong Kong	China mainland	239.51	582	2.4%
22	Changsha	China mainland	236.85	395	2.3%
23	Singapore*	Singapore	220.44	488	100.0%
24	Fuzhou	China mainland	210.18	405	2.1%
25	Chongqing	China mainland	193.63	323	1.9%
26	Paris MA	France	184.06	411	33.7%
27	Los Angeles MA	United States of America (USA)	182.79	389	4.3%
28	Suzhou	China mainland	182.53	384	1.8%
29	Xiamen	China mainland	179.14	329	1.8%
30	Berlin MA	Germany	163.02	349	11.0%
31	Zürich	Switzerland	150.97	283	43.7%
32	Qingdao	China mainland	140.37	276	1.4%
33	Baltimore - Washington	United States of America (USA)	138.78	351	3.3%
34	Daejeon	South Korea	138.13	299	20.3%
35	Lanzhou	China mainland	137.74	239	1.4%
36	Cambridge	United Kingdom (UK)	136.09	283	15.4%
37	London MA	United Kingdom (UK)	131.88	318	14.9%
38	Kyoto	Japan	128.18	240	11.3%
39	Munich	Germany	123.83	266	8.4%
40	Zhengzhou	China mainland	122.32	344	1.2%
41	Philadelphia MA	United States of America (USA)	122.28	246	2.9%
42	San Diego MA	United States of America (USA)	117.62	224	2.8%
43	Osaka	Japan	116.75	242	10.3%
44	Oxford	United Kingdom (UK)	114.06	283	12.9%
45	Lausanne	Switzerland	94.58	180	27.4%
46	Tsukuba	Japan	94.55	311	8.3%
47	Urbana	United States of America (USA)	90.60	148	2.1%
48	Nagoya MA	Japan	89.90	188	7.9%
49	Taipei	Taiwan	89.79	195	51.3%
50	Austin	United States of America (USA)	84.20	156	2.0%

Footnote

* Singapore is a city-state.