The time after the unit is active or started is printed after the "@" character.
The time the unit takes to start is printed after the "+" character.

graphical.target @5.058s
└─multi-user.target @5.058s
  └─netctl@ethernet\x2dstatic.service @196ms +4.861s
    └─basic.target @195ms
      └─sockets.target @195ms
        └─dbus.socket @195ms
          └─sysinit.target @193ms
            └─systemd-update-utmp.service @188ms +5ms
              └─systemd-tmpfiles-setup.service @183ms +4ms
                └─local-fs.target @183ms
                  └─mnt-data.mount @175ms +7ms
                    └─dev-sda4.device @173ms