विदाई ओपेरा?
opera has been the main browser since around 2003, so there are quite a few installations (if i understood the question correctly).
4
2
1
8-10
2
1
4
0
5
two
1
5
4
4
4
4
1
3
3
1
5-10
1
5
2
3
3
3
1
4
2
everyone
3
2
3
6
5
not going to switch.
4
0
1
more than 10
12
3
2
6
1: desktop, switched to sleipnir on android
too many
1
4
4
~ 15
5
7
1
5
2
1
4
at least 5.
1
6
2
three
2
3
3
2
1
2
from version 8
4
3
2
3
5
5
0
4
5
4
1
4
at least 5
5
4
2
1
3
2
5
4
2+
4
4
3
4
one
3
3