by how much did the high of mktx stock increase from april 12 , 2014 to march 31 , 2014?
Important information:
table_1: 2014 : the january 1 2014 to march 31 2014 of high is $ 67.16 ; the january 1 2014 to march 31 2014 of low is $ 57.99 ;
table_2: 2014 : the april 1 2014 to june 30 2014 of high is $ 59.65 ; the april 1 2014 to june 30 2014 of low is $ 50.30 ;
table_7: 2014: the april 1 2013 to june 30 2013 of high is $ 47.80 ; the april 1 2013 to june 30 2013 of low is $ 37.09 ;
Reasoning Steps:
Step: minus2-1(67.16, 59.65) = 7.51
Step: divide2-2(#0, 59.65) = 12.6%
Program:
subtract(67.16, 59.65), divide(#0, 59.65)
Program (Nested):
divide(subtract(67.16, 59.65), 59.65)

Please answer the following financial question based on the context provided. Make sure to give the answer in raw number, not in percentage and without any units. If the question asks for percentage the value should be less than 1
Context:
part ii item 5 . market for registrant 2019s common equity , related stockholder matters and issuer purchases of equity securities . price range our common stock trades on the nasdaq global select market under the symbol 201cmktx 201d . the range of closing price information for our common stock , as reported by nasdaq , was as follows : on february 20 , 2015 , the last reported closing price of our common stock on the nasdaq global select market was $ 78.97 . holders there were 28 holders of record of our common stock as of february 20 , 2015 . dividend policy during 2014 , 2013 and 2012 , we paid quarterly cash dividends of $ 0.16 per share , $ 0.13 per share and $ 0.11 per share , respectively . on december 27 , 2012 , we paid a special cash dividend of $ 1.30 per share . in january 2015 , our board of directors approved a quarterly cash dividend of $ 0.20 per share payable on february 26 , 2015 to stockholders of record as of the close of business on february 12 , 2015 . any future declaration and payment of dividends will be at the sole discretion of our board of directors . the board of directors may take into account such matters as general business conditions , our financial results , capital requirements , contractual obligations , legal and regulatory restrictions on the payment of dividends to our stockholders or by our subsidiaries to their respective parent entities , and such other factors as the board of directors may deem relevant . recent sales of unregistered securities securities authorized for issuance under equity compensation plans please see the section entitled 201cequity compensation plan information 201d in item 12. .
Table
2014:                              | high    | low    
january 1 2014 to march 31 2014    | $ 67.16 | $ 57.99
april 1 2014 to june 30 2014       | $ 59.65 | $ 50.30
july 1 2014 to september 30 2014   | $ 62.05 | $ 47.50
october 1 2014 to december 31 2014 | $ 73.25 | $ 61.15
2013:                              | high    | low    
january 1 2013 to march 31 2013    | $ 41.85 | $ 34.79
april 1 2013 to june 30 2013       | $ 47.80 | $ 37.09
july 1 2013 to september 30 2013   | $ 61.47 | $ 47.59
october 1 2013 to december 31 2013 | $ 70.60 | $ 61.34
.
Question: 
by how much did the high of mktx stock increase from april 12 , 2014 to march 31 , 2014?
Important information:
table_1: 2014 : the january 1 2014 to march 31 2014 of high is $ 67.16 ; the january 1 2014 to march 31 2014 of low is $ 57.99 ;
table_2: 2014 : the april 1 2014 to june 30 2014 of high is $ 59.65 ; the april 1 2014 to june 30 2014 of low is $ 50.30 ;
table_7: 2014: the april 1 2013 to june 30 2013 of high is $ 47.80 ; the april 1 2013 to june 30 2013 of low is $ 37.09 ;
Reasoning Steps:
Step: minus2-1(67.16, 59.65) = 7.51
Step: divide2-2(#0, 59.65) = 12.6%
Program:
subtract(67.16, 59.65), divide(#0, 59.65)
Program (Nested):
divide(subtract(67.16, 59.65), 59.65)
