© Siemen s AG 201 3 All righ ts re se rve d . Pag e 24 Gas turbin e in Siemens plan t in Ch ar lot te , No rth Ca ro lin a Empl o y ees 56,600 Sa les 16,670 in mi ll io ns of € • Over the past 15 years, Si emens in vested mor e than US $25 b il li on • Si emens pow er gen eratio n sol ution s hel p meet one third of US t otal ene rgy nee ds • NA SA reli es on Si emens softwa re to dev el op tech no lo gy for the ex tr eme cond itio ns of outer space , such as t he Mar s Ro ver "C uriosi ty" Siemens i n the United States – sust ainable s olutions for the world's largest e conomy As of Sept e mb e r 30, 201 2