ADSL activations..

Can u help me in understanding ADSL activations..which we get on executing the command sh dsl int <dsl interface>
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# show dsl interface atm0
Alcatel 20150 chipset information
ATU-R (DS) ATU-C (US)
Modem Status: Showtime (DMTDSL_SHOWTIME)
DSL Mode: ITU G.992.1 (G.DMT)
ITU STD NUM: 0x01 0x1
Vendor ID: 'ALCB' 'ALCB'
Vendor Specific: 0x0000 0x0000
Vendor Country: 0x00 0x0F
Capacity Used: 85% 98%
Noise Margin: 13.5 dB 7.0 dB
Output Power: 9.5 dBm 12.0 dBm
Attenuation: 1.5 dB 3.5 dB
Defect Status: None None
Last Fail Code: None
Selftest Result: 0x00
Subfunction: 0x15
Interrupts: 5940 (0 spurious)
PHY Access Err: 0
Activations: 56
SW Version: 3.670
FW Version: 0x1A04
Interleave Fast Interleave Fast
Speed (kbps): 0 8128 0 864
Reed-Solomon EC: 0 0 0 0
CRC Errors: 0 0 0 7
Header Errors: 0 0 0 2
Bit Errors: 0 0
BER Valid sec: 0 0
BER Invalid sec: 0 0
DMT Bits Per Bin
00: 0 0 0 0 0 0 0 7 6 7 9 A B C C C
10: C C C C C C B B B B A 9 A 9 0 0
20: 0 0 0 0 0 0 2 2 3 4 4 5 6 6 7 7
30: 7 8 8 8 9 9 9 A A A A A A B B B
40: B B B B B B B B B B B A B B B B
50: B B B B B B B B B B B B 2 B B B
60: B B B B B B B B B B B B B B B B
70: B B B B B B B B B B B B B B B B
80: B B B B B B B B B B B B B B B B
90: B B B B B B B B B B B B B B B B
A0: B B B B B B B B B B B B B B B B
B0: B B B B B B B B B B B B A B A A
C0: A A A A A A A A A A A A A A A A
D0: A A A A A A A A A A A 9 9 9 9 9
E0: 9 9 9 9 9 9 9 9 9 9 9 9 8 8 8 8
F0: 8 8 8 8 8 8 7 7 7 7 6 6 5 5 4 4
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Is it the number of times ADSL interface ( ATM0 in this case) has dropped/recovered( i.e. went down/up which we see in sh log )???