GROUPE1      GROUPE2     
 12.569275321 51.714286012
 31.305363384 14.540147082
 25.350846279 35.227652297
   47.3395601 36.386096698
 24.422023252 13.256704682
 20.663036536  46.24816663
 29.810822388 36.653018067
 45.856790397 24.104839181
 10.191950242 9.7096724994
 35.259967066 52.702900732
 21.754435807 14.880412944
 17.101869517 22.026878123
 2.5363966415  24.51776588
 15.545058447 32.585355309
 47.340843218 48.987590397
 33.691640232 50.165069538