Switzerland

10 20 50
1991x1x1
1992x1x1
1993x1x1
1994x1x1
1995x1x1
1996x2x2
1997x2x2
1998x3x3
1999x2x2
2000x2x2
2001x213
2002x314
2003x213
20041326
20051214
20061214
20071214
20081214
20091214
20101214
20111214
20121214
20131214
20141214
20151315
20161315
201713x4
145517