The current orders and delivery schedule of Boeing aircraft: http://active.boeing.com/commercial/orders/index.cfm
This chart includes both gross and net total orders for the current year. The net total includes order changes such as conversions or cancellations subtracted from the gross total orders (net year of cancel). This chart is updated weekly.
The totals displayed in the reporting database are 'net year of order' totals. The data for the reports is updated once a month.