47.9
Q4 '18
10.0
20.0
30.0
40.0
50.0
60.0
70.0
39.3
Q4 '14
74.5
Q1 '15
61.2
Q2 '15
47.5
Q3 '15
48.1
Q4 '15
74.8
Q1 '16
51.2
Q2 '16
40.4
Q3 '16
45.5
Q4 '16
78.3
Q1 '17
50.8
Q2 '17
41.0
Q3 '17
46.7
Q4 '17
77.3
Q1 '18
52.2
Q2 '18
42.0
Q3 '18
47.9
Q4 '18
