Customized version of http://www.thingiverse.com/thing:290279

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=290279

Using the following options:

ring_thickness = 3
border_thickness = 1
text = 2015
use_base = Yes
ring_width = 4
ring_size = 54
font_size = 7
base_thickness = 2
border_depth = 2
base_width = 16
base_length = 30
use_childrens_cut = Yes
text_depth = 2
font = write/orbitron.dxf
resolution = 100