Read the following texts and table with financial data from an S&P 500 earnings report carefully.Based on the question-answer history (if provided), answer the last question. The answer may require mathematical calculation based on the data provided.

Text: loan commitments ( unfunded loans and unused lines of credit ) , asset purchase agreements , standby letters of credit and letters of credit are issued to accommodate the financing needs of state street 2019s clients and to provide credit enhancements to special purpose entities . loan commitments are agreements by state street to lend monies at a future date . asset purchase agreements are commitments to purchase receivables or securities , subject to conditions established in the agreements , and at december 31 , 2001 , include $ 8.0 billion outstanding to special purpose entities . standby letters of credit and letters of credit commit state street to make payments on behalf of clients and special purpose entities when certain specified events occur . standby letters of credit outstanding to special purpose entities were $ 608 million at december 31 , 2001 . these loan , asset purchase and letter of credit commitments are subject to the same credit policies and reviews as loans . the amount and nature of collateral are obtained based upon management 2019s assessment of the credit risk . approximately 89% ( 89 % ) of the loan commitments and asset purchase agreements expire within one year from the date of issue . sincemany of the commitments are expected to expire or renewwithout being drawn , the total commitment amounts do not necessarily represent future cash requirements . the following is a summary of the contractual amount of credit-related , off-balance sheet financial instruments at december 31: . <table class='wikitable'><tr><td>1</td><td>( dollars in millions )</td><td>2001</td><td>2000</td></tr><tr><td>2</td><td>indemnified securities on loan</td><td>$ 113047</td><td>$ 101438</td></tr><tr><td>3</td><td>loan commitments</td><td>12962</td><td>11367</td></tr><tr><td>4</td><td>asset purchase agreements</td><td>10366</td><td>7112</td></tr><tr><td>5</td><td>standby letters of credit</td><td>3918</td><td>4028</td></tr><tr><td>6</td><td>letters of credit</td><td>164</td><td>218</td></tr></table> state street corporation 53 .
Question: what was the balance of loan commitments in 2001, in millions?
Answer: 12962.0
Question: and what was it in 2000, also in millions?

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11367.0
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