how many episodes had at least an average of 0.70?
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col : episode | original broadcast date | average | rank | remarks row 1 : 1 | 8 april 2012 | 1.00 | 5 | this includes bloopers. row 2 : 2 | 15 april 2012 | 0.91 | 5 |  row 3 : 3 | 22 april 2012 | 0.92 | 5 |  row 4 : 4 | 29 april 2012 | 0.76 | 3 |  row 5 : 5 | 6 may 2012 | 0.67 | 3 |  row 6 : 6 | 13 may 2012 | 0.67 | 3 |  row 7 : 7 | 20 may 2012 | 0.64 | 3 |  row 8 : 8 | 27 may 2012 | 0.70 | 2 |  row 9 : 9 | 3 june 2012 | 0.58 | 4 |  row 10 : 10 | 10 june 2012 | 0.60 | 3 |  row 11 : 11 | 17 june 2012 | 0.81 | 2 |  row 12 : 12 | 24 june 2012 | 0.66 | 3 |  row 13 : 13 | 1 july 2012 | 0.86 | 3 |  row 14 : average | average | 0.75 | - |
how many episodes had at least an average of 0.70?
Episode Original Broadcast Date Average Rank Remarks
1 8 April 2012 1.00 5 This includes bloopers.
2 15 April 2012 0.91 5
3 22 April 2012 0.92 5
4 29 April 2012 0.76 3
5 6 May 2012 0.67 3
6 13 May 2012 0.67 3
7 20 May 2012 0.64 3
8 27 May 2012 0.70 2
9 3 June 2012 0.58 4
10 10 June 2012 0.60 3
11 17 June 2012 0.81 2
12 24 June 2012 0.66 3
13 1 July 2012 0.86 3
Average Average 0.75 -
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