Points scaled to Procent

Procent	Grade		Points for 100%=130
100+	1,0		130+
95-99	1,3		123
90-94	1,7		117
85-89	2,0		110
80-84	2,3		104
75-79	2,7		97
70-74	3,0		91
65-69	3,3		84
60-64	3,7		78
55-59	4,0		71
0-54	5,0

If you have 100 out of 130 total points,
then you have 77 % or a grade of 2,7