Please answer the given financial question based on the context.
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. .
|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|
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Question: by how much did the high of mktx stock increase from april 12 , 2014 to march 31 , 2014?
Answer:
0.1259