pre_text: The following table presents the basic and diluted weighted-average number of shares of common stock (amounts in thousands, except per share data): (1) Fiscal years ending March 31, 2018 and 2017 adjusted due to the adoption of ASC 606.
table: Fiscal Years Ended March 31,
table: 2019 2018 2017
table: Numerator
table: Net income (1) $206,587 $254,127 $47,157
table: Denominator:
table: Weighted-average common shares outstanding:
table: Basic 57,840 52,798 46,552
table: Assumed conversion of employee stock grants 1,242 2,291 2,235
table: Assumed conversion of warrants — 3,551 6,602
table: Diluted $59,082 $58,640 $55,389
table: Net income per basic share (1) $3.57 $4.81 $1.01
table: Net income per diluted share (1) $3.50 $4.33 $0.85
question: Analyse this data from a financial earnings document. What was the change in the Assumed conversion of employee stock grants between 2017 and 2019?