_id	year	access_to_clean	GDP_per	reference
1	2000	4.7	302.5771636	screencapture-databank-worldbank-org_25.01.2-21.pdf
2	2001	5.2	321.1503013	screencapture-databank-worldbank-org_25.01.2-21.pdf
3	2002	5.7	338.9872627	screencapture-databank-worldbank-org_25.01.2-21.pdf
4	2003	6.2	362.3357077	screencapture-databank-worldbank-org_25.01.2-21.pdf
5	2004	6.7	408.5138263	screencapture-databank-worldbank-org_25.01.2-21.pdf
6	2005	7.4	474.1112278	screencapture-databank-worldbank-org_25.01.2-21.pdf
7	2006	8	539.7501687	screencapture-databank-worldbank-org_25.01.2-21.pdf
8	2007	8.7	631.5248421	screencapture-databank-worldbank-org_25.01.2-21.pdf
9	2008	9.5	745.6091807	screencapture-databank-worldbank-org_25.01.2-21.pdf
10	2009	10.3	738.0547836	screencapture-databank-worldbank-org_25.01.2-21.pdf
11	2010	11.2	785.5022829	screencapture-databank-worldbank-org_25.01.2-21.pdf
12	2011	12	882.2754926	screencapture-databank-worldbank-org_25.01.2-21.pdf
13	2012	13	950.880346	screencapture-databank-worldbank-org_25.01.2-21.pdf
14	2013	14.1	1013.420401	screencapture-databank-worldbank-org_25.01.2-21.pdf
15	2014	15.3	1093.496191	screencapture-databank-worldbank-org_25.01.2-21.pdf
16	2015	16.4	1162.90492	screencapture-databank-worldbank-org_25.01.2-21.pdf
17	2016	17.7	1269.591257	screencapture-databank-worldbank-org_25.01.2-21.pdf