Year % of relevant age group 1989 101.05475 1990 101.95954 1991 100.96697 1992 96.7234 1993 102.98345 1995 105.90113 1996 106.45084 2013 102.93654 2014 97.18319 2015 99.41205 2016 99.13286 2017 98.77729