1000 SC, CR and RC - Mistake Level

I've completed 300 questions from the 1000 series so far, and here is my mistake level for SC, CR and RC. I'm going to do further exercises from OG-10, as I'm not finding sufficient explanations for the mistakes I've made on the 1000 series.

1000 SC - 5M, CR - 5M, RC - 8M - Set 1 
1000 SC - 4M, CR - 6M, RC - 2M - Set 2
1000 SC - 9M, CR - 7M, RC - 3M - Set 3
1000 SC - 6M, CR - 5M, RC - 1M- Set 4
1000 SC - 5M, CR - 7M, RC - 2M- Set 5
1000 SC - 7M, CR - 7M, RC - 1M- Set 6

Mistake Level
SC - 36 mistakes which translates to 64%
CR -  37 mistakes which translates to 63%
RC -  17 mistakes which translates to 83%

1000 SC, CR, RC - Set 6

SC - Score - 13/20 - Mistakes - 82, 83, 85, 90, 95, 99, 100 - 65%  
CR - Test I - Score - 13/20 - Mistakes -  83, 84, 85, 87, 88, 91, 98 - 65%
RC - P11 - Score - 6/7 - Mistakes - 1 - 85%

Total Completed: 300 - SC - 100, CR - 100, RC -100
Total Remaining: 2700

1000 SC, CR, RC - Set 5

I started doing this in sets of 20 each for SC, CR and RC.

SC - Score - 15/20 - Mistakes - 78, 74, 72, 68, 63 - 75%  
CR - Test D - Score - 13/20 - Mistakes - 5, 7, 9, 10, 11, 16, 18 - 65%
RC - P9 - Score - 8/9 - Mistakes - 1 P10 - Score - 8/9 - 88%

Total Completed: 253 - SC - 80, CR - 80, RC - 93
Total Remaining: 2747

1000 SC, CR, RC - Set 4

SC - Score - 9/15 - Mistakes - 46, 54, 55, 56, 58, 60 - 60%  
CR - Test C - Score 10/15 - Mistakes - 18, 16, 14, 12, 9 - 66%  
RC - P7 - Score 6/7 - Mistakes - 4 P8 - 9/9 - No Mistakes!!! - 93%

Total Completed: 186 - SC - 60, CR - 60, RC - 66
Total Remaining: 2814

1000 SC, CR, RC - Set 3

SC - Score - 6/15 - Mistakes - 31, 32, 33, 34, 35, 36, 38, 40, 45 - 40%
CR - TC - Score 8/15 - Mistakes - 3, 4, 5, 7, 9, 10, 15 - Score - 8/15 - 53%
RC - P5 - Score 6/9 - Mistakes - 5, 7, 8
        P6 - Score 7/9 - Mistakes - 3, 8 - Score - 15/18 - 72%

Total Completed: 140 - SC - 45, CR - 45, RC -50
Total Remaining: 2860

1000 SC, CR, RC - Set 2

SC - Score - 11/15 - Mistakes - 16, 21, 25, 30 - 73%  
CR - TA- Score 2/5 - Mistakes - 16, 18
        TB - Score 6/10 - Mistakes 1, 5, 6, 7 - Score 9/15 - 60%  
RC - P3 - Score 7/8 - Mistakes - 3 
        P4 - Score 6/7 - Mistakes - 7 - Score - 13/15 - 86%

Total Completed: 92 - SC - 30, CR - 30, RC - 32
Total Remaining: 2908

1000 SC, CR, RC - Set 1 score

SC: Score 10/15 - Mistakes: 2, 8, 10, 12 and 13 - 66%
CR: TA - Score 10/15 - Mistakes:  7, 8, 10, 11 and 12 - 66%
RC: P1 - Score 6/8 - Mistakes: 6, 8
       P2 - Score 3/9. Mistakes: 1, 3, 5, 6, 7, 9 - Score - 9/17 - 52%

Total Completed: 47 - SC - 15, CR - 15, RC - 17
Total Remaining: 2953