10
00
90
80
70
60
20
50
40
30
1913
1.0
0.8
0.6
0.4
0.2
0
1.2
Millions
10
2000
90
80
70
60
20
50
40
30
1913
1.0
0.8
0.6
0.4
0.2
0
1.2
Millions
10
2000
90
80
70
60
20
50
40
30
1913
1.0
0.8
0.6
0.4
0.2
0
1.2
Millions
10
2000
90
80
70
60
20
50
40
30
1913
1.0
0.8
0.6
0.4
0.2
0
1.2
Millions