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.


hologic , inc . notes to consolidated financial statements 2014 ( continued ) ( in thousands , except per share data ) future minimum lease payments under all the company 2019s operating leases are approximately as follows: . <table class='wikitable'><tr><td>1</td><td>fiscal years ending</td><td>amount</td></tr><tr><td>2</td><td>september 24 2005</td><td>$ 4848</td></tr><tr><td>3</td><td>september 30 2006</td><td>4672</td></tr><tr><td>4</td><td>september 29 2007</td><td>3680</td></tr><tr><td>5</td><td>september 27 2008</td><td>3237</td></tr><tr><td>6</td><td>september 26 2009</td><td>3158</td></tr><tr><td>7</td><td>thereafter</td><td>40764</td></tr><tr><td>8</td><td>total ( not reduced by minimum sublease rentals of $ 165 )</td><td>$ 60359</td></tr></table> the company subleases a portion of its bedford facility and has received rental income of $ 277 , $ 410 and $ 682 for fiscal years 2004 , 2003 and 2002 , respectively , which has been recorded as an offset to rent expense in the accompanying statements of income . rental expense , net of sublease income , was approximately $ 4660 , $ 4963 , and $ 2462 for fiscal 2004 , 2003 and 2002 , respectively . 9 . business segments and geographic information the company reports segment information in accordance with sfas no . 131 , disclosures about segments of an enterprise and related information . operating segments are identified as components of an enterprise about which separate , discrete financial information is available for evaluation by the chief operating decision maker , or decision-making group , in making decisions how to allocate resources and assess performance . the company 2019s chief decision-maker , as defined under sfas no . 131 , is the chief executive officer . to date , the company has viewed its operations and manages its business as four principal operating segments : the manufacture and sale of mammography products , osteoporosis assessment products , digital detectors and other products . as a result of the company 2019s implementation of a company wide integrated software application in fiscal 2003 , identifiable assets for the four principal operating segments only consist of inventories , intangible assets , and property and equipment . the company has presented all other assets as corporate assets . prior periods have been restated to conform to this presentation . intersegment sales and transfers are not significant. .
Question: what was the rental expense in 2003?
Answer: 4963.0
Question: and what was it in 2002?
Answer: 2462.0
Question: what was, then, the change over the year?

2501.0