stash listing with relative age

gistfile1.txt

$ git stash list --format="%gd (%cr): %s"
stash@{0} (7 weeks ago): On neuter-mssql-in-prod: neuter in production
stash@{1} (6 months ago): On fix-group-messages-being-archived: archived-spec
stash@{2} (1 year, 1 month ago): On staff-comments: staff persona test
stash@{3} (1 year, 3 months ago): On staffng-integration-tests: 77e5f6c added more to staff flow
stash@{4} (1 year, 3 months ago): On staffng-integration-tests: WIP staff onboarding integration test
stash@{5} (1 year, 5 months ago): On staff-ng-add-switch-link: 4823a45 Jk don't hardcode
stash@{6} (1 year, 6 months ago): On staff-ng-groups: staffng-routing
stash@{7} (1 year, 7 months ago): On master: readable policy spec