Bian Xiao traveled all over Baidu and other major materials, and found no official data. I can't give the exact data here. However, what Bian Xiao can confirm is that the mathematics difficulty of 20 15 is lower than in previous years, so the average division has been improved to some extent.
20 14 average score of mathematics for postgraduate entrance examination
Item 1: 67
Second: 7 1
Count to three: 69.
20 14 senior high school entrance examination is more difficult in mathematics, as can be seen from the average score. Small problems are difficult, but big problems are not. Many candidates admit their psychological breakdown in the examination room.
20 13 average score of mathematics for postgraduate entrance examination
Item 1: 73.86
The second plan: 78.49
Count 3: 8 1.80
20 13 mathematics is still quite difficult, and the way of thinking is different from previous years, especially Math 2, which makes it difficult for many candidates to reflect and get started.
20 12 average score of mathematics for postgraduate entrance examination
No.1: 80. 1 1
The second point: 82
Count 3: 8 1.54