If you want to download all data with one click, please go to the following ResearchGate page: https://www.researchgate.net/publication/339513567_Engineering_System_Evolution_Database_Last_Update_20200226
This database currently includes more than 100,000 data points that belong to 31 technical performance metric categories of 7 engineering systems (i.e., passenger aircraft, orbital launch system, automobile, computer, refrigerator, lamp, and direct-fire ground weapon systems) and their components. The "others" folder includes three extra data sets of Digital Signal Processing, Electronics Miniaturisation and Solar Cell Efficiency. Last update: February 26, 2020