1999 - 150,000 km
2013 - 80,000 km
2019 - 66,000 km
2019 - 34,000 km
2018 - 63,000 km
2017 - 102,000 km
2011 - 112,000 km
2005 - 128,000 km
2012 - 70,000 km
2014 - 76,000 km
2010 - 110,000 km
2009 - 87,000 km