21878 3
21879 1
21884 1
21880 0
21878 0
21879 0
21851 0
21857 2
21859 0
21857 0
21856 1
21852 0
21859 2
21853 2
21854 0
21857 4
21853 0
21851 1
21831 1
21832 2