Что означают значения в скобках в выводе smartctl -a?

smartctl 5.41 2011-06-09 r3365 [x86_64-linux-2.6.40.6-0.fc15.x86_64] (local build)
Copyright (C) 2002-11 by Bruce Allen, http://smartmontools.sourceforge.net

=== START OF INFORMATION SECTION ===
Device Model:     FUJITSU MHW2040AT
Serial Number:    K00VT7525TFA
Firmware Version: 0000000B
User Capacity:    40В 007В 761В 920 bytes [40,0 GB]
Sector Size:      512 bytes logical/physical
Device is:        Not in smartctl database [for details use: -P showall]
ATA Version is:   7
ATA Standard is:  ATA/ATAPI-7 T13 1532D revision 4a
Local Time is:    Sat Nov  5 21:24:25 2011 YEKT
SMART support is: Available - device has SMART capability.
SMART support is: Enabled

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

General SMART Values:
Offline data collection status:  (0x00)	Offline data collection activity
					was never started.
					Auto Offline Data Collection: Disabled.
Self-test execution status:      (   0)	The previous self-test routine completed
					without error or no self-test has ever 
					been run.
Total time to complete Offline 
data collection: 		(  276) seconds.
Offline data collection
capabilities: 			 (0x7b) SMART execute Offline immediate.
					Auto Offline data collection on/off support.
					Suspend Offline collection upon new
					command.
					Offline surface scan supported.
					Self-test supported.
					Conveyance Self-test supported.
					Selective Self-test supported.
SMART capabilities:            (0x0003)	Saves SMART data before entering
					power-saving mode.
					Supports SMART auto save timer.
Error logging capability:        (0x01)	Error logging supported.
					No General Purpose Logging support.
Short self-test routine 
recommended polling time: 	 (   2) minutes.
Extended self-test routine
recommended polling time: 	 (  35) minutes.
Conveyance self-test routine
recommended polling time: 	 (   2) minutes.
SCT capabilities: 	       (0x003d)	SCT Status supported.
					SCT Error Recovery Control supported.
					SCT Feature Control supported.
					SCT Data Table supported.

SMART Attributes Data Structure revision number: 16
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE      UPDATED  WHEN_FAILED RAW_VALUE
  1 Raw_Read_Error_Rate     0x000f   100   100   046    Pre-fail  Always       -       208201
  2 Throughput_Performance  0x0005   100   100   030    Pre-fail  Offline      -       10878976
  3 Spin_Up_Time            0x0003   100   100   025    Pre-fail  Always       -       0
  4 Start_Stop_Count        0x0032   100   100   000    Old_age   Always       -       100
  5 Reallocated_Sector_Ct   0x0033   100   100   024    Pre-fail  Always       -       0 (2000, 0)
  7 Seek_Error_Rate         0x000f   100   100   047    Pre-fail  Always       -       2508
  8 Seek_Time_Performance   0x0005   100   100   019    Pre-fail  Offline      -       0
  9 Power_On_Hours          0x0032   099   099   000    Old_age   Always       -       729
 10 Spin_Retry_Count        0x0013   100   100   020    Pre-fail  Always       -       0
 12 Power_Cycle_Count       0x0032   100   100   000    Old_age   Always       -       100
192 Power-Off_Retract_Count 0x0032   100   100   000    Old_age   Always       -       20
193 Load_Cycle_Count        0x0032   100   100   000    Old_age   Always       -       139
194 Temperature_Celsius     0x0022   100   080   000    Old_age   Always       -       29 (Min/Max 18/64)
195 Hardware_ECC_Recovered  0x001a   100   100   000    Old_age   Always       -       2105
196 Reallocated_Event_Count 0x0032   100   100   000    Old_age   Always       -       0 (0, 6985)
197 Current_Pending_Sector  0x0012   100   100   000    Old_age   Always       -       0
198 Offline_Uncorrectable   0x0010   100   100   000    Old_age   Offline      -       0
199 UDMA_CRC_Error_Count    0x003e   200   200   000    Old_age   Always       -       0
200 Multi_Zone_Error_Rate   0x000f   100   100   060    Pre-fail  Always       -       9171
203 Run_Out_Cancel          0x0002   100   100   000    Old_age   Always       -       433775050247

SMART Error Log Version: 1
No Errors Logged

SMART Self-test log structure revision number 1
No self-tests have been logged.  [To run self-tests, use: smartctl -t]


SMART Selective self-test log data structure revision number 1
 SPAN  MIN_LBA  MAX_LBA  CURRENT_TEST_STATUS
    1        0        0  Not_testing
    2        0        0  Not_testing
    3        0        0  Not_testing
    4        0        0  Not_testing
    5        0        0  Not_testing
Selective self-test flags (0x0):
  After scanning selected spans, do NOT read-scan remainder of disk.
If Selective self-test is pending on power-up, resume after 0 minute delay.

case RAWFMT_RAW16_OPT_RAW16:
	    s = strprintf("%u", word[0]);
	    if (word[1] || word[2])
         	      s += strprintf(" (%u, %u)", word[2], word[1]);
	    break;