Solar capacity installed per year so that we know how fast we are making progress on supply in this area

  * Capacity (total and installed)
  * Supply (TWh or millions of KwH)
  * One answer is here: https://www.iea.org/reports/solar-pv.

    | Year | Generation (TWh) | % of total energy |
    |--|--|
    |2008|12|
    |2009|20|
    |2010|32|
    |2011|63|
    |2012|99|
    |2013|139|
    |2014|190|
    |2015|251|
    |2016|329|
    |2017|444|
    |2018|585|
    |2019|720| 2.7 |